Which object has kinetic energy?

Responses

a rock resting on a log
a rock resting on a log - no response given

A balloon rising into the air
A balloon rising into the air - no response given

water stored in a tank
water stored in a tank - no response given

a bowling ball on the rack
a bowling ball on the rack - no response given

Out of the options provided, the object that has kinetic energy is the balloon rising into the air.